For owners of Canon EOS wide-angle or zoom lenses. the EOS-RETRO opens up the world of extreme close-up photography with outstanding quality.The EOS-RETRO lets you mount the lens in reverse position on the camera. The ring transfers all control functions.Example: With a Canon EOS 28-105 mm zoom lens in reverse position. you get an image ratio of 1:7 with a focal length of 105 mm from 1:7 to 2.8:1 at 28 mm.This is a wider setting range than is possible with a macro lens.The EOS-RETRO is supplied standard with a 58 mm filter diameter. Stepping rings are available for other filter sizes.In order to protect the sensitive rear lens element we supply a high quality. multi-layered protection filter coming with the EOS-RETRO.
